Video upload

[Mr Tree]

Tried uploading a short (3-second) video earlier, got this error message when trying to attach, and something similar when trying to insert. Any ideas?

 

[Banana]

View attachment kane canos.mp4

 

[Banana]

seems to work

 

[Mr Tree]

i wonder what it didn't like about my video, then... testing: - damn, hoped that would embed. forget it then